SD_Delete_Indicators

ÿþ//+------------------------------------------------------------------+

//|                                         SD Delete Indicators.mq5 |

//|                                                      Dina Paches |

//|                           https://login.mql5.com/ru/users/dipach |

//+------------------------------------------------------------------+

#property copyright "2017, Dina Paches"

#property link      "https://login.mql5.com/ru/users/dipach"

#property version   "1.008"

#property script_show_inputs

//---

#define  CHART_ID                      (0)

#define  LIMIT_CHARTS                  (100)

//---

enum enum_Sub_windows {ALL_CHARTS,ONLY_THIS_CHART,};

//---

input enum_Sub_windows i_windows=ONLY_THIS_CHART;//Delete all indicators

//+------------------------------------------------------------------+

void OnStart()

  {

   if(i_windows==ONLY_THIS_CHART){ActionsOnTheChart(CHART_ID);}

   else{ActionsOnAllCharts();}

//---

   ChartRedraw();

  }

//+------------------------------------------------------------------+

void ActionsOnAllCharts()

  {

   long chart_id =CHART_ID;

   bool res      =true;

//--- 

   for(int i=0;i<LIMIT_CHARTS && !IsStopped();i++)

     {

      chart_id=(i==0) ? ChartFirst() : ChartNext(chart_id);

      //---

      if(chart_id<0){break;}

      //---

      res=ActionsOnTheChart(chart_id);

      //---

      if(!res){break;}

     }

//---

   return;

  }

//+------------------------------------------------------------------+ 

bool ActionsOnTheChart(const long chart_id)

  {

   int sub_windows_total =-1;

   int indicators_total  =0;

//---

   if(!ChartWindowsTotal(chart_id,sub_windows_total)){return(false);}

//---

   for(int i=sub_windows_total-1;i>=0;i--)

     {

      indicators_total=ChartIndicatorsTotal(chart_id,i);

      //---

      if(indicators_total>0){ChIndicatorsDelete(chart_id,i,indicators_total);}

     }

//---

   return(true);

  }

//+------------------------------------------------------------------+

bool ChartWindowsTotal(const long chart_ID,int &sub_windows_total)

  {

   long value=-1;

//---

   if(!ChartGetInteger(chart_ID,CHART_WINDOWS_TOTAL,0,value))

     {Print(__FUNCTION__," Error = ",GetLastError()); return(false);}

//--- 

   sub_windows_total=(int)value;

//---

   return(true);

  }

//+------------------------------------------------------------------+

void ChIndicatorsDelete(const long  chart_id,

                        const int   sub_window,

                        const int   indicators_total)

  {

   for(int i=indicators_total-1;i>=0;i--)

     {

      string indicator_name=ChartIndicatorName(chart_id,sub_window,i);

      //---

      ChIndicatorDelete(indicator_name,chart_id,sub_window);

     }

//---

   return;

  }

//+------------------------------------------------------------------+

bool ChIndicatorDelete(const string short_name,

                       const long   chart_id=0,

                       const int    sub_window=0)

  {

   bool res=ChartIndicatorDelete(chart_id,sub_window,short_name);

//---

   if(!res)

     {

      Print("Failed to delete indicator:\"",short_name,"\". Error: ",GetLastError());

      //---

      return(false);

     }

//---

   return(true);

  }

//+------------------------------------------------------------------+